Cordless Bluetooth Optical Laser Mouse with Precision Control & All Black Design for Bluetooth Enabled Laptops , Computers , Tablets & More! - Includes Batteries & Mouse Pad! This wireless mouse is compact , portable , and convenient for every day Desktop Computer , Laptop , Netbook , & Ultrabook and Gaming use. Wireless Bluetooth signal works up to 30 ft away 800 DPI optical laser for smooth, precision movement 250% more accurate than standard optical mice Battery conservation mode with low battery LED indicator